XML 18 R5.htm IDEA: XBRL DOCUMENT v3.23.1
Condensed Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Preferred Stock [Member]
Additional Paid in Capital [Member]
Accumulated Deficit [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Dec. 31, 2021 $ 11,952 $ 79 $ 0 $ 432,831 $ (420,976) $ 18
Balance (in shares) at Dec. 31, 2021   7,906,728 11,357      
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Compensation expense for issuance of stock options 2,271     2,271    
Net loss (9,000)       (9,000)  
Total comprehensive income 2         2
Balance at Mar. 31, 2022 5,225 $ 79 $ 0 435,102 (429,976) 20
Balance (in shares) at Mar. 31, 2022   7,906,728 11,357      
Balance at Dec. 31, 2022 (5,859) $ 100 $ 0 451,607 (457,483) (83)
Balance (in shares) at Dec. 31, 2022   10,046,571 11,357      
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Compensation expense for issuance of stock options 1,661     1,661    
Private placement -issuance of common shares, net of expenses (in shares)   19,646        
Private placement -issuance of common shares, net of expenses 56 $ 1   55    
Issuance of common stock with the employee stock purchase plan (in shares)   15,417        
Issuance of common stock with the employee stock purchase plan 47     47    
Net loss (9,000)       (9,000)  
Total comprehensive income 19         19
Balance at Mar. 31, 2023 $ (13,076) $ 101 $ 0 $ 453,370 $ (466,483) $ (64)
Balance (in shares) at Mar. 31, 2023   10,081,634 11,357